BoilerFaultCodes EE2200 Emergency
Boiler Fault Code EE2200
Reviewed by the BoilerFaultCodes Editorial Team Last reviewed
Fault code EE2200 appears across 1 boiler brand and 4 models. The exact meaning varies by manufacturer — pick your boiler brand below to see the model-specific fix.
Most common meaning Your boiler has detected a flame when it should be turned off, suggesting a potentially dangerous issue that requires immediate attention from a professional. (As reported on Ariston Clas One)
Pick your boiler brand for the EE2200 fix
Source
Information for the EE2200 fault code is sourced from the official service / installation manual for each model that displays it. Read more about how we source fault codes →
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026